REDMI Note 15 Pro 5G vs Nothing Phone (3a)
The REDMI Note 15 Pro 5G scores 7.1 in our rating, and the Nothing Phone (3a) scores 6.6. The REDMI Note 15 Pro 5G leads in display, battery, design and software support. The REDMI Note 15 Pro 5G is the newer phone, announced Jan 15, 2026.
Key differences
Why choose the REDMI Note 15 Pro 5G
- Bigger battery 6,580 mAh vs 5,000 mAh
- Bigger screen 6.83 inches vs 6.77 inches
- Brighter screen 3,200 nits vs 3,000 nits
- Better water resistance IP68 + IP69K vs IP64
- Longer OS update support 4 years vs 3 years
- Newer model Jan 15, 2026 vs Mar 4, 2025
Why choose the Nothing Phone (3a)
- Faster wired charging 50 W vs 45 W
- Lighter 208 g vs 210 g
PhoneRanked scores
Calculated from specs, relative to phones from the same year and price range. How we rate phones
Value for money marked “est.” is an estimate: that phone has no official US launch price, so it is not highlighted against the others.
Spec
REDMI Note 15 Pro 5GNothing Phone (3a)
Overall
7.1
6.6
Display
8.2
7.8
Performance
4.9
5.1
Camera
6.4
6.6
Battery
6.5
5.3
Design
8.3
7.5
Software support
7.4
6.9
Value for money
6.0 est.
5.5
Display
Spec
REDMI Note 15 Pro 5GNothing Phone (3a)
Size
6.83 inches
6.77 inches
Type
OLED, CrystalRes AMOLED
OLED, Flexible AMOLED
Resolution
1280 × 2772 px
1084 × 2392 px
Pixel density
447 ppi
387 ppi
Refresh rate
120 Hz
120 Hz
Adaptive refresh
✕ No
✕ No
Peak brightness
3,200 nits
3,000 nits
HDR
HDR10+, Dolby Vision
HDR10+
Protection
Gorilla Glass Victus 2
Panda Glass
Performance
Spec
REDMI Note 15 Pro 5GNothing Phone (3a)
Process
4 nm
4 nm
Max CPU clock
2.6 GHz
2.5 GHz
GPU
Mali-G615
Adreno 810
RAM
8 GB / 12 GB
8 GB / 12 GB
Storage
256 GB / 512 GB
128 GB / 256 GB
Storage type
UFS 2.2
UFS 2.2
microSD slot
✕ No
✕ No
Cameras
Spec
REDMI Note 15 Pro 5GNothing Phone (3a)
Main camera
200 MP, f/1.7, 1/1.4"
50 MP, f/1.88, 1/1.57"
Optical stabilization
✓ Yes
✓ Yes
Ultrawide
8 MP
8 MP
Telephoto
—
50 MP, 2× optical
Optical zoom
—
2×
Rear cameras
2
3
Rear video
4K@30
4K@30
Front camera
20 MP
32 MP
Front video
1080p@60
—
Battery and charging
Spec
REDMI Note 15 Pro 5GNothing Phone (3a)
Capacity
6,580 mAh
5,000 mAh
Battery type
Silicon-carbon
—
Wired charging
45 W
50 W
Reverse wireless
✕ No
✕ No
Charger in box
✓ Yes
✕ No
Design and build
Spec
REDMI Note 15 Pro 5GNothing Phone (3a)
Dimensions
163.61 × 78.09 × 7.96 mm
163.5 × 77.5 × 8.35 mm
Thickness
7.96 mm
8.35 mm
Weight
210 g
208 g
Form factor
Bar
Bar
Frame
Aluminum
—
Back
Plastic
Glass
Water resistance
IP68 + IP69K
IP64
Fingerprint
—
Under-display optical
3D face unlock
✕ No
✕ No
SIM
Dual Nano-SIM + eSIM
Dual Nano-SIM
Colors
Titanium Color, Black, Glacier Blue, Mist Purple
Black, White, Blue
Connectivity and features
Spec
REDMI Note 15 Pro 5GNothing Phone (3a)
5G
✓ Yes
✓ Yes
Wi-Fi
Wi-Fi 6
Wi-Fi 6
Bluetooth
5.4
5.4
USB
USB-C 2.0
USB-C 2.0
NFC
✓ Yes
✓ Yes
3.5 mm jack
✕ No
✕ No
Stereo speakers
✓ Yes
✓ Yes
Satellite
✕ No
✕ No
IR blaster
✓ Yes
✕ No
Software
Spec
REDMI Note 15 Pro 5GNothing Phone (3a)
OS at launch
Android 15
Android 15
Interface
Xiaomi HyperOS 2
Nothing OS 3.1
OS updates
4 years
3 years
Security updates
6 years
6 years
Launch and price
Spec
REDMI Note 15 Pro 5GNothing Phone (3a)
Announced
Jan 15, 2026
Mar 4, 2025
Released
—
Mar 11, 2025
Status
Released
Released
US launch price
—
$379
Green marks the stronger value in a row. Specs come from official manufacturer data, cross-checked with established tech media; each phone page lists its sources. Report an error
vs
vs
vs
vs
